# N4666R: not currently registered

- Registered now: No (not in the FAA registry file). The mark may be reserved or free to assign
- Earlier aircraft: 1
- Last cancelled: April 26, 2018
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4666R
- Page: https://openairdocs.org/aircraft/N4666R

## Aircraft that carried N4666R

- [Cancelled 2018-04-26](https://openairdocs.org/deregistered/N4666R-2018-04-26): Piper PA-28-140, S/N 28-21422, built 1966. Registration pending, pending cancellation. Owner: [Missoula, MT](https://openairdocs.org/faa-place/MT/Missoula)

## NTSB investigations on N4666R (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB WPR15LA087](https://openairdocs.org/ntsb/WPR15LA087), Jan 20, 2015: Piper PA 28-140 (N4666R), Helena, MT, substantial damage. Probable cause: Loss of engine power after takeoff for reasons that could not be determined because postaccident examination did not reveal any evidence of an anomaly that would have precluded normal operation.

## FAA accident and incident reports on N4666R (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 20150120000199A](https://openairdocs.org/incident/20150120000199A), Jan 20, 2015: Piper PA-28-140 (N4666R), Helena, MT, Destroyed. The aircraft took off from the Helena regional airport. Upon climb out the aircrafts engine was not developing horsepower to climb. The pilot made a right turn…

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